Ponce is located in Puerto Rico (Segundo Barrio) and time zone America/Puerto_Rico.
Places nearby are Peñuelas, Juana Díaz and Guayanilla.
Arecibo is 51 km away, Caguas is 52 km away and Guaynabo is 56 km away as the crow flies.
Distances from Ponce to the most important cities in Puerto Rico and the world.
18.0103100°
-66.6239800°
City and municipality of Puerto Rico
https://en.wikipedia.org/wiki/Ponce,_Puerto_RicoUniversality of construction using just a straightedge and a single circle with center
https://en.wikipedia.org/wiki/Poncelet–Steiner_theorem